Home
Class 12
CHEMISTRY
For which of the following compounds, La...

For which of the following compounds, Lassaigne's test of nitrogen fails?

A

Nitrobenzene

B

Hydroxylamine

C

Dimethylamine

D

Hydrazine

Text Solution

Verified by Experts

The correct Answer is:
B, D
Hydroxylamine , `NH_2 OH` and hydrazine , `H_(2) N- NH_(2)` do not give Lassaigne.s test for nitrogen . As no carbon is present in these compounds , the sodium extract obtained in these cases do not contain any NaCN.
Promotional Banner

Topper's Solved these Questions

  • PRINCIPLES OF QUALITATIVE ANALYSIS

    MTG-WBJEE|Exercise WB JEE PREVIOUS YEARS QUESTIONS (CATEGORY 1 : SINGLE OPTION CORRECT TYPE)|6 Videos

  • PRINCIPLES OF QUALITATIVE ANALYSIS

    MTG-WBJEE|Exercise WB JEE PREVIOUS YEARS QUESTIONS (CATEGORY 2 : Single Option Correct Type)|2 Videos

  • PRINCIPLES OF QUALITATIVE ANALYSIS

    MTG-WBJEE|Exercise WB JEE WORKOUT (CATEGORY 2 : Single Option Correct Type)|15 Videos

  • POLYMERS

    MTG-WBJEE|Exercise WB JEE PREVIOUS YEARS QUESTIONS (CATEGORY 1 : Single Option Correct Type )|2 Videos

  • RADIOACTIVITY AND NUCLEAR CHEMISTRY

    MTG-WBJEE|Exercise WB JEE PREVIOUS YEARS QUESTIONS (CATEGORY 2 : SINGLE OPTION CORRECT TYPE)|1 Videos

Similar Questions

Explore conceptually related problems

For which of the following compounds Lassaignes' test of notrogen will fail ?

Which of the following will give Lassaigne's test for nitrogen

For which of the following ,the Lassaigne's test for nitrogen will not be positve ?

Which of the following compounds will answer Lassaigne's test for nitrogen.

Which of the following compounds will not give Lassaigne's test for nitrogen ?